.image-code-form {
  width: 320px;
  height: 230px; 
  padding: 20px;
  z-index: 1000;
  position: fixed;
  background: #fff;
  border-radius: 10px;
  top: 174px;
  vertical-align: middle;
  position: absolute;
  .login-form-button {
    width: 100%;
    height: 40px;
    margin-top: 20px;
    font-size: 18px;
  }
  .image-title{
    text-align: center;
    color: #4d4d4d;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 40px;
  }
  .con-left {
    float: left;
    width: 170px;
    vertical-align: middle;
  }
  .con-right {
    float: right;
    width: 100px;
    vertical-align: middle;
    cursor: pointer;
  }
  .image-close{
    display: inline-block;
    float: right;
    position: relative;
    top: -8px;
    right: -6px;
    width: 12px;
    height: 12px;
    background: url(../../../../images/student/close.png) no-repeat;
    background-size: cover;
    cursor: pointer;
  }
}